字符点阵液晶模块驱动DEMO程序，适用于通用的0801、0802、1601、1602、2002、4002、等点阵，IC为S6B0069或ST7066等，C语言。,Character dot matrix LCD module driver DEMO procedures applicable to common 0801,0802,1601,1602,2002,4002, such as dot-matrix, IC for S6B0069 or ST7066, etc., C language